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Power Systems

Power Systems
The value of diversity factor is

 less than 1
 1
 greater than 1
 0

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Power Systems
The load duration curve for a system is 8 hours 30 MW, 16 hours 25 MW and 24 hours 20 MW. The load factor will be

 1.3.
  0.83.
 0.44.
 0.25.

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Power Systems
Which of the following materials is/are used as moderators?

 beryllium
 heavy water
 graphite
All of these

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Power Systems
Which of the following is low specific speed turbine?

 Kaplan
 Francis
 Pelton
None of these

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Power Systems
A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the reflected voltage?

 -18.18 kV
 -81.82 kV
 18.18 kV
 81.82 kV

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Power Systems
Isolator in sub station is open under ------------- condition?

 any of the above
 full load
 short circuit
 no load

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